CVE-2020-10517

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{"affected": [{"affectedData": [{"product": "GitHub Enterprise Server", "vendor": "GitHub", "versions": [{"lessThan": "2.21.6", "status": "affected", "version": "2.21", "versionType": "custom"}, {"lessThan": "2.20.15", "status": "affected", "version": "2.20", "versionType": "custom"}, {"lessThan": "2.19.21", "status": "affected", "version": "2.19", "versionType": "custom"}]}], "source": "product-cna@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "B069227C-199F-48D2-8A3A-04FAC5BAF966", "versionEndExcluding": "2.19.21", "vulnerable": true}, {"criteria": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "99A2F224-E3D3-4E27-B7ED-57E544A45A8C", "versionEndExcluding": "2.20.15", "versionStartIncluding": "2.20.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "330B13CF-E0E2-40C1-9A9F-F90A0D6E5A3C", "versionEndExcluding": "2.21.6", "versionStartIncluding": "2.21.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program."}, {"lang": "es", "value": "Se identific\u00f3 una vulnerabilidad de control de acceso inapropiado en GitHub Enterprise Server que permiti\u00f3 a usuarios autenticados de la instancia determinar los nombres de los repositorios privados no autorizados dados sus ID num\u00e9ricos. Esta vulnerabilidad no permit\u00eda el acceso no autorizado a ning\u00fan contenido del repositorio adem\u00e1s del nombre. Esta vulnerabilidad afect\u00f3 a todas las versiones de GitHub Enterprise Server anteriores a la 2.22 y se corrigi\u00f3 en las versiones 2.21.6, 2.20.15 y 2.19.21. Esta vulnerabilidad se report\u00f3 por medio del programa GitHub Bug Bounty"}], "id": "CVE-2020-10517", "lastModified": "2026-06-17T02:47:57.170", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-08-27T22:15:09.770", "references": [{"source": "product-cna@github.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://enterprise.github.com/releases/2.19.21/notes"}, {"source": "product-cna@github.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://enterprise.github.com/releases/2.20.15/notes"}, {"source": "product-cna@github.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://enterprise.github.com/releases/2.21.6/notes"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://enterprise.github.com/releases/2.19.21/notes"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://enterprise.github.com/releases/2.20.15/notes"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://enterprise.github.com/releases/2.21.6/notes"}], "sourceIdentifier": "product-cna@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "product-cna@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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